Perplexing Test [March of the Machine Commander] SPA Camara del oraculo Sacrifice Blast Zone: Destroy each

Sacrifice Blast Zone: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Blast Zone

You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control

Set: Invasion Type: Enchantment Rare Cost: {2}{G} Whenever a creature with power 4 or greater enters the battlefield

Set: Kaldheim Commander Type: Legendary Creature — Elf Warrior Rarity: Rare Cost: {2}{G}{G} Reach

Set: The List Type: Creature — Human Warrior Rarity: Uncommon Cost: {4}{G} Melira's Keepers can't have counters put on it

Perplexing Test [March of the Machine Commander] SPA Camara del oraculo Sacrifice Blast Zone: Destroy eachSet: March of the Machine Commander Type: Instant Rarity: Rare Cost: {3}{U}{U} Choose one Return all creature tokens to their owners' hands. Return all nontoken creatures to their owners' hands. "Your proofs were a bit nontraditional, but effective nonetheless. Full marks."